En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
21677099 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Teacher and students using pipette and beakers at interactive exhibit in science center — Stock Photo
    Teacher and students using pipette and beakers at interactive exhibit in science center
    Schematic rendering of human skeletal system — Stock Photo
    Schematic rendering of human skeletal system
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    High angle of blue capsule of pharmaceutical medicinal product placed on bright yellow background — Stock Photo
    High angle of blue capsule of pharmaceutical medicinal product placed on bright yellow background
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Digital artwork of round transparent cells on white background. — Stock Photo
    Digital artwork of round transparent cells on white background.
    Female mosquito on skin — Stock Photo
    Female mosquito on skin
    Human teeth and sign of dental erosion — Stock Photo
    Human teeth and sign of dental erosion
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease.
    View of fetus at 7 weeks — Stock Photo
    View of fetus at 7 weeks
    Close-up of first quarter moon on black background — Stock Photo
    Close-up of first quarter moon on black background
    Scientist analyzing a sample in a test tube at lab — Stock Photo
    Scientist analyzing a sample in a test tube at lab
    Contemporary pharmaceutical machine with piles of pink pills on conveyor placed in manufacturing laboratory — Stock Photo
    Contemporary pharmaceutical machine with piles of pink pills on conveyor placed in manufacturing laboratory
    House dust mites — Stock Photo
    House dust mites
    Human embryonic stem cells in Petri dish, digital illustration. — Stock Photo
    Human embryonic stem cells in Petri dish, digital illustration.
    Close up of female student practicing experiment in lab — Stock Photo
    Close up of female student practicing experiment in lab
    Human structural anatomy — Stock Photo
    Human structural anatomy
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow). — Stock Photo
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow).
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Modern digital mammography unit at clinic — Stock Photo
    Modern digital mammography unit at clinic
    Female student holding equipment while practicing experiment in laboratory — Stock Photo
    Female student holding equipment while practicing experiment in laboratory
    Human skeleton with emphasis on thoracic region — Stock Photo
    Human skeleton with emphasis on thoracic region
    Healthy human heart — Stock Photo
    Healthy human heart
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Medical nanorobot, scientific digital illustration. — Stock Photo
    Medical nanorobot, scientific digital illustration.
    Four syringes with colorful liquids, studio shot. — Stock Photo
    Four syringes with colorful liquids, studio shot.
    Skeletal system and large intestine — Stock Photo
    Skeletal system and large intestine
    Space craft vehicles in cloudy sky, illustration. — Stock Photo
    Space craft vehicles in cloudy sky, illustration.
    Scientist viewing bacteria cultures — Stock Photo
    Scientist viewing bacteria cultures
    Female teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and students conducting scientific experiment in laboratory classroom
    Giardia lamblia flagellated protozoan parasite, digital illustration. — Stock Photo
    Giardia lamblia flagellated protozoan parasite, digital illustration.
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Plant seedling in soil in Petri dish and tweezers in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish and tweezers in laboratory.
    Focus of inflammation localized in hip joint — Stock Photo
    Focus of inflammation localized in hip joint
    Low angle view of scientist holding glass flask in laboratory. — Stock Photo
    Low angle view of scientist holding glass flask in laboratory.
    Healthy ankle joint — Stock Photo
    Healthy ankle joint
    Red blood cells in bloodstream — Stock Photo
    Red blood cells in bloodstream
    Colon polyp removal procedure — Stock Photo
    Colon polyp removal procedure
    Colored X-ray showing blood vessels in lung. — Stock Photo
    Colored X-ray showing blood vessels in lung.
    Microscopic dust mites colony — Stock Photo
    Microscopic dust mites colony
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Portrait of teenage girl holding tablet while sitting by machinery in lab — Stock Photo
    Portrait of teenage girl holding tablet while sitting by machinery in lab
    Overhead view of pipettes in Pipetting plate in laboratory — Stock Photo
    Overhead view of pipettes in Pipetting plate in laboratory
    Illustration of transparent cells with splitting nuclei, cell membrane and visible chromosomes. — Stock Photo
    Illustration of transparent cells with splitting nuclei, cell membrane and visible chromosomes.
    Visual render of internal organs — Stock Photo
    Visual render of internal organs
    Genome sequencing machine — Stock Photo
    Genome sequencing machine
    Rendering of Colonoscopy procedure — Stock Photo
    Rendering of Colonoscopy procedure
    Opioid and cannabinoid receptors in brain cell membrane, illustration. — Stock Photo
    Opioid and cannabinoid receptors in brain cell membrane, illustration.
    Set of 46 human chromosomes on white background. — Stock Photo
    Set of 46 human chromosomes on white background.
    Fertilization of healthy human egg — Stock Photo
    Fertilization of healthy human egg
    Colored illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Colored illustration of cancer cell being attacked by white blood cells.
    Illustration of beige stem cell on black background. — Stock Photo
    Illustration of beige stem cell on black background.
    Girl students conducting scientific experiment behind test tubes and bottles in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment behind test tubes and bottles in laboratory classroom
    Healthy human teeth — Stock Photo
    Healthy human teeth
    Close-up of worker working in glass factory — Stock Photo
    Close-up of worker working in glass factory
    Healthy ankle joint — Stock Photo
    Healthy ankle joint
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background. — Stock Photo
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis